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Finding the Fourth Proportional to 429,595.92, 592,825.88 and 238,621.52

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Solution

The fourth proportional to 429,595.92, 592,825.88 and 238,621.52 is: 329,288.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,595.92 : 592,825.88 = 238,621.52 : x
  2. Step 2: Convert to fraction form
    429,595.92/592,825.88 = 238,621.52/x
  3. Step 3: Cross multiply
    429,595.92x = 592,825.88 × 238,621.52
  4. Step 4: Simplify right side
    429,595.92x = 141,461,012,580.94
  5. Step 5: Solve for x
    x = 141,461,012,580.94/429,595.92
  6. Step 6: Final answer
    x = 329,288.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.